:root{--cn-bg:#014676;--cn-text:#ffffff;--cn-accent:#bdbe55;--cn-accent-text:#014676;--cn-ease:cubic-bezier(0.22, 1, 0.36, 1);--cn-duration:0.42s}.copthill-nav-overlay{position:fixed;inset:0;z-index:99999;background:var(--cn-bg);display:flex;flex-direction:column;justify-content:center;padding:80px clamp(32px, 8vw, 110px) 60px;opacity:0;visibility:hidden;transition:opacity var(--cn-duration) var(--cn-ease),visibility var(--cn-duration) var(--cn-ease);overflow:hidden}.copthill-nav-overlay.is-open{opacity:1;visibility:visible}.copthill-nav-close{position:absolute;top:36px;right:clamp(24px, 4vw, 52px);background:none;border:none;color:var(--cn-text);cursor:pointer;padding:8px;line-height:0;opacity:0;transform:rotate(-45deg) scale(.8);transition:opacity 0.3s 0.1s ease,transform 0.3s 0.1s ease,color 0.2s ease}.copthill-nav-overlay.is-open .copthill-nav-close{opacity:1;transform:rotate(0deg) scale(1)}.copthill-nav-close:hover,.copthill-nav-close:focus-visible{color:rgb(255 255 255 / 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0.08s)}.copthill-nav-item--search{margin-top:10px;overflow:visible}.copthill-nav-search-btn{background:none;border:none;color:var(--cn-text);cursor:pointer;padding:3px 0;line-height:0;display:flex;align-items:center;transform:translateY(110%);opacity:0;transition:opacity 0.2s ease}.copthill-nav-search-btn:hover,.copthill-nav-search-btn:focus-visible{opacity:.65;outline:none}.copthill-nav-overlay.is-open .copthill-nav-search-btn{transform:translateY(0);opacity:1;transition:transform var(--cn-duration) var(--cn-ease),opacity var(--cn-duration) var(--cn-ease);transition-delay:calc(var(--i, 0) * 0.045s + 0.08s)}.copthill-nav-secondary{list-style:none;margin:0;padding:0}.copthill-nav-secondary li{overflow:hidden}.copthill-nav-secondary li a{display:block;font-size:clamp(17px, 2vw, 30px);font-weight:300;line-height:1.4;color:var(--cn-text);text-decoration:none;padding:4px 0;transform:translateY(110%);opacity:0;transition:opacity 0.2s ease}.copthill-nav-secondary li+li{margin-top:2px}.copthill-nav-secondary li a:hover,.copthill-nav-secondary li a:focus-visible{opacity:.65;outline:none}.copthill-nav-overlay.is-open .copthill-nav-secondary li a{transform:translateY(0);opacity:1;transition:transform var(--cn-duration) var(--cn-ease),opacity var(--cn-duration) var(--cn-ease);transition-delay:calc(var(--i, 0) * 0.045s + 0.08s)}.copthill-nav-sub-inline{display:none;list-style:none;margin:0;padding:6px 0 6px 4px;overflow:hidden}.copthill-nav-sub-inline li a{display:block;font-size:clamp(16px, 4.5vw, 22px);font-weight:300;color:rgb(255 255 255 / .82);text-decoration:none;line-height:1.4;padding:5px 0;transition:opacity 0.2s ease}.copthill-nav-sub-inline li a:hover{opacity:.65}.copthill-nav-search-wrap{position:absolute;bottom:52px;left:clamp(32px, 8vw, 110px);right:clamp(32px, 8vw, 110px)}.copthill-nav-search-wrap[hidden]{display:none}.copthill-nav-search-form{display:flex;align-items:center;gap:16px;border-bottom:1px solid rgb(255 255 255 / .35);padding-bottom:12px}.copthill-nav-search-input{flex:1;background:none;border:none;color:var(--cn-text);font-size:clamp(18px, 2vw, 26px);font-weight:300;padding:0;outline:none}.copthill-nav-search-input::placeholder{color:rgb(255 255 255 / .45)}.copthill-nav-search-form button[type="submit"]{background:none;border:none;color:var(--cn-text);cursor:pointer;line-height:0;padding:0;flex-shrink:0;transition:opacity 0.2s ease}.copthill-nav-search-form button[type="submit"]:hover{opacity:.65}.copthill-nav-trigger{display:inline-flex;align-items:center;gap:12px}.copthill-cta-btn{display:inline-block;background:var(--cn-accent);color:var(--cn-accent-text);font-size:clamp(13px, 1.1vw, 16px);font-weight:500;line-height:1.2;padding:13px 26px;border-radius:50px;text-decoration:none;white-space:nowrap;transition:background 0.2s ease,color 0.2s ease}.copthill-cta-btn:hover,.copthill-cta-btn:focus-visible{background:#a8a94a;color:var(--cn-accent-text);text-decoration:none;outline:none}.copthill-hamburger{width:52px;height:52px;border-radius:50%;background:var(--cn-accent);border:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0;flex-shrink:0;transition:background 0.2s ease}.copthill-hamburger:hover,.copthill-hamburger:focus-visible{background:#a8a94a;outline:none}.copthill-hamburger span{display:block;width:20px;height:2px;background:var(--cn-accent-text);border-radius:2px;pointer-events:none;transition:transform 0.3s ease,opacity 0.3s ease}@media (max-width:767px){.copthill-nav-overlay{padding:68px 24px 48px;justify-content:flex-start;overflow-y:auto;-webkit-overflow-scrolling:touch}.copthill-nav-inner{flex-direction:column;gap:0}.copthill-nav-item>a{font-size:clamp(26px, 7.5vw, 42px)}.copthill-nav-item.has-sub.is-open>.copthill-nav-sub-inline{display:block}.copthill-nav-item.has-sub>a{display:flex;align-items:center;gap:10px;cursor:pointer;pointer-events:auto}.copthill-nav-item.has-sub>a::after{content:'';display:inline-block;width:9px;height:9px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-3px);flex-shrink:0;transition:transform 0.25s ease;margin-top:2px}.copthill-nav-item.has-sub.is-open>a::after{transform:rotate(-135deg) translateY(3px)}.copthill-nav-col--right{margin-top:24px;padding-top:24px;border-top:1px solid rgb(255 255 255 / .15);width:100%}.copthill-nav-secondary li a{font-size:clamp(16px, 4.5vw, 22px)}.copthill-nav-close{top:22px;right:22px}.copthill-hamburger{width:46px;height:46px}.copthill-nav-search-wrap{position:static;margin-top:28px}}@media (prefers-reduced-motion:reduce){.copthill-nav-overlay,.copthill-nav-item>a,.copthill-nav-secondary li a,.copthill-nav-search-btn,.copthill-nav-close,.copthill-cta-btn,.copthill-hamburger{transition:none!important;transition-delay:0s!important}}